iPhone-Fast Facts

1. Original Iphone

the first iPhone came out in 2007.
the first iPhone had the OS X processor in it.
It has a heat sensitive touch screen.
It was made so that everyone and anyone can write their own programs for it.
It has a glass screen and a stainless steel case.
- EBSCO, Authors:Grossman, LevSource:Time; 11/12/2007, Vol. 170 Issue 20, p60-62, 3pDocument Type:ArticleSubject

2. iPhone 3G

Has a screen resolution of 480 by 320 pixels.
Has a new headphone plug in that allows use to all headphones now.
Has a built in GPS.
It is about 2x faster than the first.
It now has a camera
- EBSCO, Authors:Snell, JasonSource:Macworld; Sep2008, Vol. 25 Issue 9, p62-64, 3p, 5 Color Photographs, 1 ChartDocument Type:Product ReviewSubject Terms:*EVALUATION

3. iPhone 4

A new second mic is on the top for videos.
It is no longer rounded on the back it is now flat on both sides.
Has retina display with 960 by 640 pixels
It also has HD video. it can shoot 720p video at 30 frames per second.
There is also a camera on the front of the phone.
- EBSCO, Authors:Snell, JasonSource:Macworld; Sep2010, Vol. 27 Issue 9, p42-44, 3p, 5 Color PhotographsDocument Type:Product ReviewSubject Terms:*EVALUATION